Louvered window assembly

Abstract

A louvered window assembly comprises a fixed window unit B fixedly fitted on a rear side within a window opening A, a louver unit C being slightly less in height and width than the window opening A and to be fitted on a front side within the window opening A, and means for releasably fitting the louver unit C within the window opening A. The louver-unit fitting means comprises a support bracket 31 fastened to the front side of the fixed window B, a hanger bracket 32 fastened to the rear side of the louver unit C and coming into engagement with the support bracket 31, a louver header 20 fastened to the front side of an upper inside surface A3 of the window opening A, a pair of louver jambs 22, 22 fastened one on the front side of each vertical inside surface A3, an upper horizontal clip 40 joined to the front side of the header 20 so as to cover the front side of an upper edge of the louver unit C; and a pair of vertical clip 45 joined one to the outside of each louver jamb so as to cover the outside of the lateral edge of the louver unit C.

What is claimed is: 
     
       1. A louvered window assembly, comprising: a fixed window unit (B) fixedly fitted on a rear side of a window opening (A), a louver unit (C) being slightly less in height and width than the window opening (A) and to be fitted on a front side of the window opening (A), and means for releasably fitting the louver unit (C) within the window opening (A);   the louver-unit fitting means comprising a support bracket (31) fastened to the front side of the fixed window unit (B), a hanger bracket (32) fastened to a rear side of the louver unit (C) and coming into engagement with the support bracket (31), a louver header (20) fastened to a front side of a vertical inside surface (A3) of the window opening (A), a pair of louver jambs (22, 22) fastened on the front side of each vertical inside surface (A3), an upper horizontal clip (40) joined to the front side of the header (20) so as to cover the front side of an upper edge of the louver unit (C), and a pair of vertical clips (45) joined one to the outside of each louver jamb so as to cover the outside of a lateral edge of the louver unit (C);   the fixed window unit (B) comprising a window frame (1) including a window header (3), a window sill (4) and a pair of window jambs (5, 5) each having its opposed ends joined to the corresponding ends of the window header (3) and the window sill (4), a glass pane (2) fitted into the window frame (1), and a pair of the support brackets (31, 31) being fastened to the front side of each window jamb (5); and   the louver unit (C) comprising a louver frame (10) including a pair of upper and lower louver rails (12, 13), a pair of louver stiles (14, 14) each having its opposed ends joined to the corresponding ends of the upper and lower louver rails (12, 13), a plurality of louver slats (11) joined to the opposed louver stiles (14, 14) at substantially uniform intervals, a pair of the hanger brackets (32) fastened to a rear side of each louver stile (14), the upper horizontal clip (40) having on a lower edge a gasket (44) which comes into pressing engagement with the upper louver rail (12), and each vertical clip (45) having on an inner longitudinal edge a gasket (49) which comes into pressing engagement with the corresponding louver stile (14).   
     
     
       2. A louvered window assembly according to claim 1, the louver header (20) having on a front longitudinal edge a horizontal engaging groove (20c), the upper horizontal clip (40) having on an upper longitudinal edge an engaging ridge (42) adapted for engagement with the horizontal engaging groove (20c) of the louver header (20), each louver jamb (22) having on a front longitudinal edge a vertical engaging groove (22c), and each vertical clip (45) having on an outer longitudinal edge an engaging flange (47) for engagement with the vertical engaging groove (22c). 
     
     
       3. A louvered window assembly according to claim 1, the support bracket (31) being of an L-shaped cross-section and comprising an attaching wing (33) and a supporting wing (34) integrally formed substantially normal to the attaching wing (33) and having a cut (35) formed in its upper edge so as to be open upward: the hanger bracket (32) being also of an L-shaped cross-section and comprising an attaching wing (37) and a supporting wing (38) integrally formed substantially normal to the attaching wing (37) and having an indentation (39) formed in its lower edge so as to be open downward. 
     
     
       4. A louvered window assembly according to claim 1 further including an intermediate jamb (50) provided between the window header (3) and the window sill (4) and arranged at uniform intervals longitudinally in the window opening (A) to provide a plurality of fixed window units (B1, B2), a corresponding number of louver units (C1, C2) being fitted successively in a horizontal row and arranged before their respective fixed window units (B1, B2); the intermediate jamb (50) having a pair of support brackets (31, 31) one on each side thereof; and an intermediate gasket (51, 53) fitted between respective longitudinal front sides of the adjacent louver stiles (14, 14'). 
     
     
       5. A louvered window assembly according to claim 4, one of the adjacent louver stiles (14, 14') being wider than the other stile (14') and having, on a longitudinal front edge, a front flange (14c) directed toward the other stile (14'); the intermediate gasket (51) being provided between the front flange (14c) of said one stile (14) and a front side of said other stile (14'). 
     
     
       6. A louvered window assembly according to claim 4, said adjacent louver stiles (14, 14) having the same width and having, on their respective longitudinal front edges, a pair of front flanges (14c), (14c) directed toward and held close to each other, each flange having at its distal edge a forward-open groove (52) so that the grooves (52, 52) are both open forwardly in juxtaposed relation; the intermediate gasket (53) having a pair of side lips (56, 57) and placed between the adjacent stiles (14, 14) with the side lips (56, 57) fitted into the juxtaposed grooves (52, 52) of the adjacent stiles (14, 14).